Add or Subtract the Complex Numbers
- $( 6 + 5 i ) - ( - 2 + i )$

question 23

Multiple Choice

Add or subtract the complex numbers
- $( 6 + 5 i ) - ( - 2 + i )$

• A) \(8 - 4 \mathrm { i }\)
• B) \(- 8 - 4 i\)
• C) \(8 + 4 i\)
• D) \(4 + 6 i\)

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Definitions:

Bicarbonate Ions

A significant metabolic intermediate that regulates blood pH, involved in buffering systems, and represented chemically as HCO3-.

Plasma

The liquid component of blood in which the blood cells are suspended, containing water, salts, enzymes, antibodies, and other proteins.

COPD

Chronic Obstructive Pulmonary Disease (COPD) is a chronic inflammatory lung disease causing obstructed airflow from the lungs, symptoms include breathing difficulty, cough, and wheezing.

Bronchitis

an inflammation of the bronchial tubes in the lungs, often resulting in coughing, difficulty breathing, and mucus production.